sw/source/core/txtnode/attrlinebreak.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <formatlinebreak.hxx>
  21
  22 #include <libxml/xmlwriter.h>
  23
  24 #include <vcl/svapp.hxx>
  25
  26 #include <hintids.hxx>
  27 #include <pam.hxx>
  28 #include <textlinebreak.hxx>
  29 #include <ndtxt.hxx>
  30 #include <unotextrange.hxx>
  31 #include <unolinebreak.hxx>
  32
  33 using namespace com::sun::star;
  34
  35 SwFormatLineBreak::SwFormatLineBreak(SwLineBreakClear eClear)
  36     : SfxEnumItem(RES_TXTATR_LINEBREAK, eClear)
  37     , sw::BroadcastingModify()
  38     , m_pTextAttr(nullptr)
  39 {
  40 }
  41
  42 SwFormatLineBreak::~SwFormatLineBreak() {}
  43
  44 void SwFormatLineBreak::SetXLineBreak(rtl::Reference<SwXLineBreak> const& xLineBreak)
  45 {
  46     m_wXLineBreak = xLineBreak.get();
  47 }
  48
  49 bool SwFormatLineBreak::operator==(const SfxPoolItem& rAttr) const
  50 {
  51     assert(SfxPoolItem::operator==(rAttr));
  52     return GetValue() == static_cast<const SwFormatLineBreak&>(rAttr).GetValue();
  53 }
  54
  55 SwFormatLineBreak* SwFormatLineBreak::Clone(SfxItemPool*) const
  56 {
  57     return new SwFormatLineBreak(GetValue());
  58 }
  59
  60 void SwFormatLineBreak::SwClientNotify(const SwModify&, const SfxHint& rHint)
  61 {
  62     if (rHint.GetId() != SfxHintId::SwLegacyModify)
  63         return;
  64     auto pLegacy = static_cast<const sw::LegacyModifyHint*>(&rHint);
  65     CallSwClientNotify(rHint);
  66     if (RES_REMOVE_UNO_OBJECT == pLegacy->GetWhich())
  67     {
  68         SetXLineBreak(nullptr);
  69     }
  70 }
  71
  72 sal_uInt16 SwFormatLineBreak::GetValueCount() const
  73 {
  74     return static_cast<sal_uInt16>(SwLineBreakClear::LAST) + 1;
  75 }
  76
  77 uno::Reference<text::XTextRange> SwFormatLineBreak::GetAnchor() const
  78 {
  79     SolarMutexGuard aGuard;
  80
  81     if (!m_pTextAttr)
  82     {
  83         return uno::Reference<text::XTextRange>();
  84     }
  85
  86     SwPaM aPam(m_pTextAttr->GetTextNode(), m_pTextAttr->GetStart());
  87     aPam.SetMark();
  88     aPam.GetMark()->AdjustContent(+1);
  89     uno::Reference<text::XTextRange> xRet
  90         = SwXTextRange::CreateXTextRange(aPam.GetDoc(), *aPam.Start(), aPam.End());
  91     return xRet;
  92 }
  93
  94 void SwFormatLineBreak::dumpAsXml(xmlTextWriterPtr pWriter) const
  95 {
  96     (void)xmlTextWriterStartElement(pWriter, BAD_CAST("SwFormatLineBreak"));
  97     (void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("ptr"), "%p", this);
  98     (void)xmlTextWriterWriteAttribute(pWriter, BAD_CAST("value"),
  99                                       BAD_CAST(OString::number(GetEnumValue()).getStr()));
 100     (void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("m_pTextAttr"), "%p", m_pTextAttr);
 101
 102     SfxPoolItem::dumpAsXml(pWriter);
 103
 104     (void)xmlTextWriterEndElement(pWriter);
 105 }
 106
 107 SwTextLineBreak::SwTextLineBreak(SwFormatLineBreak& rAttr, sal_Int32 nStartPos)
 108     : SwTextAttr(rAttr, nStartPos)
 109     , m_pTextNode(nullptr)
 110 {
 111     rAttr.SetTextLineBreak(this);
 112     SetHasDummyChar(true);
 113 }
 114
 115 SwTextLineBreak::~SwTextLineBreak() {}
 116
 117 void SwTextLineBreak::dumpAsXml(xmlTextWriterPtr pWriter) const
 118 {
 119     (void)xmlTextWriterStartElement(pWriter, BAD_CAST("SwTextLineBreak"));
 120     if (m_pTextNode)
 121     {
 122         (void)xmlTextWriterStartElement(pWriter, BAD_CAST("m_pTextNode"));
 123         (void)xmlTextWriterWriteAttribute(
 124             pWriter, BAD_CAST("index"),
 125             BAD_CAST(OString::number(sal_Int32(m_pTextNode->GetIndex())).getStr()));
 126         (void)xmlTextWriterEndElement(pWriter);
 127     }
 128
 129     SwTextAttr::dumpAsXml(pWriter);
 130     (void)xmlTextWriterEndElement(pWriter);
 131 }
 132
 133 void SwTextLineBreak::SetTextNode(SwTextNode* pNew) { m_pTextNode = pNew; }
 134
 135 const SwTextNode& SwTextLineBreak::GetTextNode() const
 136 {
 137     assert(m_pTextNode);
 138     return *m_pTextNode;
 139 }
 140
 141 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */